A014442 - cp's OEIS frontend

A014442 Largest prime factor of n^2 + 1.

n	a(n)
1	2
2	5
3	5
4	17
5	13
6	37
7	5
8	13
9	41
10	101
11	61
12	29
13	17
14	197
15	113
16	257
17	29
18	13
19	181
20	401
21	17
22	97
23	53
24	577
25	313
26	677
27	73
28	157
29	421
30	53
31	37
32	41
33	109
34	89
35	613
36	1297
37	137
38	17
39	761
40	1601
41	29
42	353
43	37
44	149
45	1013
46	73
47	17
48	461
49	1201
50	61
51	1301
52	541
53	281
54	2917
55	89
56	3137
57	13
58	673

[2, 5, 5, 17, 13, 37, 5, 13, 41, 101, 61, 29, 17, 197, 113, 257, 29, 13, 181, 401, 17, 97, 53, 577, 313, 677, 73, 157, 421, 53, 37, 41, 109, 89, 613, 1297, 137, 17, 761, 1601, 29, 353, 37, 149, 1013, 73, 17, 461, 1201, 61, 1301, 541, 281, 2917, 89, 3137, 13, 673]

cp's OEIS Frontend

A014442 Largest prime factor of n^2 + 1.

Table of values

List of values